body, html, h1, h2 {
  margin: 0;
  padding: 0;
  font-family: 'Roboto Slab', serif;
}

h3 {
  margin: 10px;
  font-size: 24px;
}

h5 {
  margin: 10px;
  font-size: 22px;
}

#header {
  background-color: #2d2d2d;
  color: white;
  text-align: center;
}

#description {
  margin: 20px;
  text-align: center;
  font-size: 20px;
}

#container {
  text-align: center;
  margin: 20px;
}

#submit {
  background-color: transparent;
  width: 120px;
  height: 65px;
  font-size: 20px;
  padding: 20px;
}

#settings {
  margin: 10px auto;
  width: 80%;
  text-align: center;
  font-size: 20px;
}

#combine {
  margin: 0;
  padding: 0;
  width: auto;
  height: 26px;
  line-height: 26px;
  vertical-align: middle;
}

.animation-check {
  display: none;
}

.animation {
  display: inline-block;
  min-width: 80px;
  height: 30px;
  padding: 10px;
  border: 1px solid black;
  text-decoration: none;
  border-color: rgb(190, 192, 195);
  color: rgb(190, 192, 195);
}

input:checked+.animation, .animation:hover, .highlight {
  background-color: rgb(230, 239, 248);
  color: rgb(113, 123, 137);
}

#settings label {
  margin-right: 10px;
}

.add, .remove {
  background-color: transparent;
  width: 45px;
  height: 45px;
  font-size: 10px;
  padding: 10px;
}

#code-block {
  margin: 10px auto;
  width: 80%;
}

#code-block h3 {
  text-align: center;
}

#code {
  width: 50%;
  margin: 10px auto;
  padding: 20px;
  background-color: rgb(232, 232, 232);
  font-family: 'Consolas', serif;
  white-space: pre-wrap;
}

#footer {
  margin-top: 40px;
  padding-top: 40px;
  padding-bottom: 40px;
  font-size: 12px;
  line-height: 1.5;
  color: #777;
  border-top: 1px solid #eee;
  text-align: center;
}

.predefined {
  background-color: transparent;
  min-width: 80px;
  height: 65px;
  font-size: 20px;
  padding: 20px;
}

input, button, select, .input {
  margin: 10px;
  outline: none;
  -webkit-border-radius: 10px;
  -moz-border-radius: 10px;
  border-radius: 10px;
  cursor: pointer;
}

input {
  padding: 10px;
  font-size: 16px;
  height: 20px;
  width: 60px;
}

input[type=checkbox] {
  width: auto;
}

select {
  font-size: 16px;
  height: 40px;
  width: 120px;
  line-height: 40px;
}

.arrow {
  width: 0; 
  height: 0; 
  display: inline-block;
  cursor: pointer;
  margin-right: 10px;
}

.arrow-right {
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  border-left: 10px solid gray;
}

.arrow-down {
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
  border-top: 10px solid gray;
}

.disable {
  display: none;
}

.toggle-check {
  display: none;
}
.toggle-check+.toggle-wrapper .toggle-container {
  display: none;
}
.toggle-check:checked+.toggle-wrapper .toggle-container {
  display: block;
}

.options-toggle {
  cursor: pointer;
}

.options-toggle:before {
  content: '';
  width: 0; 
  height: 0; 
  display: inline-block;
  cursor: pointer;
  margin-right: 10px;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  border-left: 10px solid gray;
}

.toggle-check:checked+.toggle-wrapper .options-toggle:before {
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
  border-top: 10px solid gray;
  border-bottom: 0;
}
